+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   11948 Justinehenin (1993 QQ4) Classification: Main-belt Asteroid          SPK-ID: 2011948 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] [ show orbit diagram ] Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB Reference: JPL 30 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1192037461044481 4.3221e-08   a 3.197647009019209 1.7181e-08 au q 2.816475506824435 1.4355e-07 au i 1.891840675789779 4.5479e-06 deg node 159.1416038816579 0.00011634 deg peri 76.25890551563262 0.00011774 deg M 14.78242230007053 1.8193e-05 deg tp 2459114.739498711284 (2020-Sep-22.23949871) 0.00010554 TDB period 2088.546777870797 5.72 1.6833e-05 4.609e-08 d yr n .1723686554758461 1.3892e-09 deg/d Q 3.578818511213983 1.9229e-08 au   Orbit Determination Parameters    # obs. used (total)      1872      data-arc span      17390 days (47.61 yr)      first obs. used      1973-01-02      last obs. used      2020-08-13      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .53401      source      ORB      producer      Otto Matic      solution date      2020-Nov-13 02:56:11   Additional Information  Earth MOID = 1.80444 au   Jupiter MOID = 1.41743 au   T_jup = 3.183  [ show covariance matrix ] [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] Physical Parameter Table Parameter Symbol Value Units Sigma Reference Notes absolute magnitude H 13.27   n/a E2021B10   11948 Justinehénin           Discovered 1993 Aug. 18 by E. W. Elst at Caussols. Justine Hénin (b. 1982) is a famous Belgian tennis player. NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character) Reference: 20030910/MPCPages.arc Last Updated: 2003-10-02 [ hide close-approach data ] Close-Approach Data   ...sorted by Date/Time (TDB) Date/Time (TDB) Time Uncertainty (days_HH:MM) Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified 1989-Nov-02 08:34 < 00:01 Jupiter 1.74398973647463 1.74398913081393 1.74399034213513 2.24318305148259 2.01507031883148 2447832.857162070 0.794752337821645 49.5363218079372 11.0676604119271 86.8732450474 2298026.6963551 T 30 CATAB v2.0f-lin.ifort 2020-Nov-13 02:56:16 2020-Nov-13 02:56 2000-Sep-21 11:34 < 00:01 Jupiter 1.46887449182003 1.46887409461362 1.4688748890261 1.40271533036415 0.902394420297663 2451808.981897174 0.458269912960744 213.564416320352 87.0114596810102 -9.23083006371822 1985043.99702253 T 30 CATAB v2.0f-lin.ifort 2020-Nov-13 02:56:16 2020-Nov-13 02:56 2011-Sep-04 07:35 < 00:01 Jupiter 1.40795751072513 1.40795704609594 1.40795797535304 1.3215076626935 0.737013711582071 2455808.815937265 0.234186276008801 500.952570805631 167.463841571797 3.89261635927622 1433787.92077874 T 30 CATAB v2.0f-lin.ifort 2020-Nov-13 02:56:16 2020-Nov-13 02:56 2022-Jul-31 02:50 < 00:01 Jupiter 1.59705744490787 1.59705695641086 1.5970579334046 1.99878669786829 1.71301469214245 2459791.618286876 0.40240272851329 50.4799596161878 19.8539991737574 83.4828437864723 2113674.06390407 T 30 CATAB v2.0f-lin.ifort 2020-Nov-13 02:56:16 2020-Nov-13 02:56 2033-Jun-02 02:36 < 00:01 Jupiter 1.93666449248032 1.93666387389413 1.93666511106651 3.41215509118358 3.28147517695635 2463750.608359192 0.666895888902395 43.106039771293 19.2887846796198 -67.6139728414309 2854353.58778018 T 30 CATAB v2.0f-lin.ifort 2020-Nov-13 02:56:16 2020-Nov-13 02:56 2120-Nov-06 06:46 00:02 Jupiter 1.85742008729203 1.85741849131653 1.85742168326659 2.59617967875755 2.41414725690785 2495683.782193404 2.36694338006163 66.3373595720727 31.379877944909 -63.751813358214 1106101.81317376 T 30 CATAB v2.0f-lin.ifort 2020-Nov-13 02:56:16 2020-Nov-13 02:56 2131-Sep-24 04:17 00:03 Jupiter 1.54958145653198 1.5495800174072 1.54958289565253 1.57791499174255 1.18177334570738 2499657.678596724 2.58170746470287 192.981879319059 58.4476414780103 -20.8742884956099 1097591.70988162 T 30 CATAB v2.0f-lin.ifort 2020-Nov-13 02:56:16 2020-Nov-13 02:56 2142-Sep-02 17:23 00:03 Jupiter 1.41185779339104 1.41185727082608 1.41185831595808 1.28117307460745 0.664480999585691 2503654.224142959 2.74460076572218 614.936250633736 216.148470272592 -9.13492555421789 1693772.74446443 T 30 CATAB v2.0f-lin.ifort 2020-Nov-13 02:56:16 2020-Nov-13 02:56 2153-Aug-09 16:04 00:03 Jupiter 1.51805345310571 1.51805214948138 1.51805475673305 1.71638765127101 1.35279494769614 2507648.169463530 3.27434400763564 219.779521699888 46.4045298774617 63.4020824383197 1913289.21658166 T 30 CATAB v2.0f-lin.ifort 2020-Nov-13 02:56:16 2020-Nov-13 02:56 2164-Jun-16 20:02 00:04 Jupiter 1.82140266930865 1.82140029458194 1.82140504403868 2.94917163811639 2.78702999368994 2511612.335016522 3.76641496607967 180.346067848508 15.2785128938229 -64.6159968184031 2399434.84740409 T 30 CATAB v2.0f-lin.ifort 2020-Nov-13 02:56:16 2020-Nov-13 02:56 Alternate Designations  1993 QQ4 = 1973 AE3 = 1991 EJ8 = 1997 GW24  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2021-Mar-03 12:32 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin